mirror of
https://github.com/ziglang/zig.git
synced 2025-12-24 07:03:11 +00:00
1702b413f7
Fixes two scenarios where @boolToInt() calls were missing: 1. Boolean expression cast to different-size int (char, long, etc) 2. Boolean expression used as parameter for function with int argument
723 lines
22 KiB
Zig
723 lines
22 KiB
Zig
const std = @import("std");
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const tests = @import("tests.zig");
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const nl = std.cstr.line_sep;
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pub fn addCases(cases: *tests.RunTranslatedCContext) void {
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cases.add("parenthesized string literal",
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\\void foo(const char *s) {}
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\\int main(void) {
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\\ foo(("bar"));
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\\}
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, "");
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cases.add("variable shadowing type type",
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\\#include <stdlib.h>
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\\int main() {
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\\ int type = 1;
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\\ if (type != 1) abort();
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\\}
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, "");
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cases.add("assignment as expression",
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\\#include <stdlib.h>
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\\int main() {
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\\ int a, b, c, d = 5;
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\\ int e = a = b = c = d;
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\\ if (e != 5) abort();
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\\}
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, "");
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cases.add("static variable in block scope",
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\\#include <stdlib.h>
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\\int foo() {
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\\ static int bar;
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\\ bar += 1;
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\\ return bar;
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\\}
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\\int main() {
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\\ foo();
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\\ foo();
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\\ if (foo() != 3) abort();
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\\}
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, "");
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cases.add("array initializer",
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\\#include <stdlib.h>
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\\int main(int argc, char **argv) {
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\\ int a0[4] = {1};
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\\ int a1[4] = {1,2,3,4};
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\\ int s0 = 0, s1 = 0;
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\\ for (int i = 0; i < 4; i++) {
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\\ s0 += a0[i];
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\\ s1 += a1[i];
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\\ }
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\\ if (s0 != 1) abort();
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\\ if (s1 != 10) abort();
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\\}
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, "");
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cases.add("forward declarations",
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\\#include <stdlib.h>
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\\int foo(int);
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\\int foo(int x) { return x + 1; }
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\\int main(int argc, char **argv) {
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\\ if (foo(2) != 3) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("typedef and function pointer",
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\\#include <stdlib.h>
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\\typedef struct _Foo Foo;
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\\typedef int Ret;
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\\typedef int Param;
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\\struct _Foo { Ret (*func)(Param p); };
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\\static Ret add1(Param p) {
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\\ return p + 1;
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\\}
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\\int main(int argc, char **argv) {
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\\ Foo strct = { .func = add1 };
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\\ if (strct.func(16) != 17) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("ternary operator",
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\\#include <stdlib.h>
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\\static int cnt = 0;
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\\int foo() { cnt++; return 42; }
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\\int main(int argc, char **argv) {
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\\ short q = 3;
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\\ signed char z0 = q?:1;
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\\ if (z0 != 3) abort();
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\\ int z1 = 3?:1;
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\\ if (z1 != 3) abort();
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\\ int z2 = foo()?:-1;
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\\ if (z2 != 42) abort();
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\\ if (cnt != 1) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("switch case",
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\\#include <stdlib.h>
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\\int lottery(unsigned int x) {
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\\ switch (x) {
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\\ case 3: return 0;
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\\ case -1: return 3;
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\\ case 8 ... 10: return x;
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\\ default: return -1;
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\\ }
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\\}
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\\int main(int argc, char **argv) {
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\\ if (lottery(2) != -1) abort();
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\\ if (lottery(3) != 0) abort();
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\\ if (lottery(-1) != 3) abort();
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\\ if (lottery(9) != 9) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("boolean values and expressions",
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\\#include <stdlib.h>
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\\static const _Bool false_val = 0;
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\\static const _Bool true_val = 1;
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\\void foo(int x, int y) {
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\\ _Bool r = x < y;
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\\ if (!r) abort();
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\\ _Bool self = foo;
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\\ if (self == false_val) abort();
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\\ if (((r) ? 'a' : 'b') != 'a') abort();
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\\}
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\\int main(int argc, char **argv) {
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\\ foo(2, 5);
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\\ if (false_val == true_val) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("hello world",
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\\#define _NO_CRT_STDIO_INLINE 1
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\\#include <stdio.h>
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\\int main(int argc, char **argv) {
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\\ printf("hello, world!\n");
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\\ return 0;
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\\}
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, "hello, world!" ++ nl);
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cases.add("anon struct init",
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\\#include <stdlib.h>
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\\struct {int a; int b;} x = {1, 2};
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\\int main(int argc, char **argv) {
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\\ x.a += 2;
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\\ x.b += 1;
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\\ if (x.a != 3) abort();
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\\ if (x.b != 3) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("casting away const and volatile",
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\\void foo(int *a) {}
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\\void bar(const int *a) {
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\\ foo((int *)a);
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\\}
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\\void baz(volatile int *a) {
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\\ foo((int *)a);
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\\}
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\\int main(int argc, char **argv) {
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\\ int a = 0;
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\\ bar((const int *)&a);
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\\ baz((volatile int *)&a);
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\\ return 0;
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\\}
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, "");
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cases.add("anonymous struct & unions",
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\\#include <stdlib.h>
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\\#include <stdint.h>
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\\static struct { struct { uint16_t x, y; }; } x = { 1 };
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\\static struct { union { uint32_t x; uint8_t y; }; } y = { 0x55AA55AA };
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\\int main(int argc, char **argv) {
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\\ if (x.x != 1) abort();
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\\ if (x.y != 0) abort();
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\\ if (y.x != 0x55AA55AA) abort();
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\\ if (y.y != 0xAA) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("array to pointer decay",
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\\#include <stdlib.h>
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\\int main(int argc, char **argv) {
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\\ char data[3] = {'a','b','c'};
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\\ if (2[data] != data[2]) abort();
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\\ if ("abc"[1] != data[1]) abort();
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\\ char *as_ptr = data;
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\\ if (2[as_ptr] != as_ptr[2]) abort();
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\\ if ("abc"[1] != as_ptr[1]) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("struct initializer - packed",
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\\#define _NO_CRT_STDIO_INLINE 1
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\\#include <stdint.h>
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\\#include <stdlib.h>
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\\struct s {uint8_t x,y;
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\\ uint32_t z;} __attribute__((packed)) s0 = {1, 2};
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\\int main() {
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\\ /* sizeof nor offsetof currently supported */
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\\ if (((intptr_t)&s0.z - (intptr_t)&s0.x) != 2) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("cast signed array index to unsigned",
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\\#include <stdlib.h>
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\\int main(int argc, char **argv) {
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\\ int a[10], i = 0;
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\\ a[i] = 0;
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\\ if (a[i] != 0) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("cast long long array index to unsigned",
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\\#include <stdlib.h>
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\\int main(int argc, char **argv) {
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\\ long long a[10], i = 0;
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\\ a[i] = 0;
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\\ if (a[i] != 0) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("case boolean expression converted to int",
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\\#include <stdlib.h>
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\\int main(int argc, char **argv) {
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\\ int value = 1 + 2 * 3 + 4 * 5 + 6 << 7 | 8 == 9;
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\\ if (value != 4224) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("case boolean expression on left converted to int",
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\\#include <stdlib.h>
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\\int main(int argc, char **argv) {
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\\ int value = 8 == 9 | 1 + 2 * 3 + 4 * 5 + 6 << 7;
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\\ if (value != 4224) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("case boolean and operator+ converts bool to int",
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\\#include <stdlib.h>
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\\int main(int argc, char **argv) {
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\\ int value = (8 == 9) + 3;
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\\ int value2 = 3 + (8 == 9);
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\\ if (value != value2) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("case boolean and operator<",
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\\#include <stdlib.h>
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\\int main(int argc, char **argv) {
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\\ int value = (8 == 9) < 3;
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\\ if (value == 0) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("case boolean and operator*",
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\\#include <stdlib.h>
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\\int main(int argc, char **argv) {
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\\ int value = (8 == 9) * 3;
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\\ int value2 = 3 * (9 == 9);
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\\ if (value != 0) abort();
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\\ if (value2 == 0) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("scoped typedef",
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\\int main(int argc, char **argv) {
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\\ typedef int Foo;
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\\ typedef Foo Bar;
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\\ typedef void (*func)(int);
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\\ typedef int uint32_t;
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\\ uint32_t a;
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\\ Foo i;
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\\ Bar j;
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\\ return 0;
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\\}
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, "");
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cases.add("scoped for loops with shadowing",
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\\#include <stdlib.h>
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\\int main() {
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\\ int count = 0;
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\\ for (int x = 0; x < 2; x++)
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\\ for (int x = 0; x < 2; x++)
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\\ count++;
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\\
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\\ if (count != 4) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("array value type casts properly",
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\\#include <stdlib.h>
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\\unsigned int choose[53][10];
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\\static int hash_binary(int k)
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\\{
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\\ choose[0][k] = 3;
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\\ int sum = 0;
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\\ sum += choose[0][k];
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\\ return sum;
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\\}
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\\
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\\int main() {
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\\ int s = hash_binary(4);
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\\ if (s != 3) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("array value type casts properly use +=",
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\\#include <stdlib.h>
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\\static int hash_binary(int k)
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\\{
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\\ unsigned int choose[1][1] = {{3}};
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\\ int sum = -1;
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\\ int prev = 0;
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\\ prev = sum += choose[0][0];
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\\ if (sum != 2) abort();
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\\ return sum + prev;
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\\}
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\\
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\\int main() {
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\\ int x = hash_binary(4);
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\\ if (x != 4) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("ensure array casts outisde +=",
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\\#include <stdlib.h>
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\\static int hash_binary(int k)
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\\{
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\\ unsigned int choose[3] = {1, 2, 3};
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\\ int sum = -2;
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\\ int prev = sum + choose[k];
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\\ if (prev != 0) abort();
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\\ return sum + prev;
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\\}
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\\
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\\int main() {
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\\ int x = hash_binary(1);
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\\ if (x != -2) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("array cast int to uint",
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\\#include <stdlib.h>
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\\static unsigned int hash_binary(int k)
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\\{
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\\ int choose[3] = {-1, -2, 3};
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\\ unsigned int sum = 2;
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\\ sum += choose[k];
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\\ return sum;
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\\}
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\\
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\\int main() {
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\\ unsigned int x = hash_binary(1);
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\\ if (x != 0) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("assign enum to uint, no explicit cast",
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\\#include <stdlib.h>
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\\typedef enum {
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\\ ENUM_0 = 0,
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\\ ENUM_1 = 1,
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\\} my_enum_t;
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\\
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\\int main() {
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\\ my_enum_t val = ENUM_1;
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\\ unsigned int x = val;
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\\ if (x != 1) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("assign enum to int",
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\\#include <stdlib.h>
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\\typedef enum {
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\\ ENUM_0 = 0,
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\\ ENUM_1 = 1,
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\\} my_enum_t;
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\\
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\\int main() {
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\\ my_enum_t val = ENUM_1;
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\\ int x = val;
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\\ if (x != 1) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("cast enum to smaller uint",
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\\#include <stdlib.h>
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\\#include <stdint.h>
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\\typedef enum {
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\\ ENUM_0 = 0,
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\\ ENUM_257 = 257,
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\\} my_enum_t;
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\\
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\\int main() {
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\\ my_enum_t val = ENUM_257;
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\\ uint8_t x = (uint8_t)val;
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\\ if (x != (uint8_t)257) abort();
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\\ return 0;
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\\}
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, "");
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cases.add("cast enum to smaller signed int",
|
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\\#include <stdlib.h>
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\\#include <stdint.h>
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\\typedef enum {
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\\ ENUM_0 = 0,
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\\ ENUM_384 = 384,
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\\} my_enum_t;
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\\
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\\int main() {
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\\ my_enum_t val = ENUM_384;
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\\ int8_t x = (int8_t)val;
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\\ if (x != (int8_t)384) abort();
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\\ return 0;
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\\}
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, "");
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|
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cases.add("cast negative enum to smaller signed int",
|
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\\#include <stdlib.h>
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\\#include <stdint.h>
|
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\\typedef enum {
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\\ ENUM_MINUS_1 = -1,
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\\ ENUM_384 = 384,
|
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\\} my_enum_t;
|
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\\
|
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\\int main() {
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\\ my_enum_t val = ENUM_MINUS_1;
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\\ int8_t x = (int8_t)val;
|
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\\ if (x != -1) abort();
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\\ return 0;
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\\}
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, "");
|
|
|
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cases.add("cast negative enum to smaller unsigned int",
|
|
\\#include <stdlib.h>
|
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\\#include <stdint.h>
|
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\\typedef enum {
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\\ ENUM_MINUS_1 = -1,
|
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\\ ENUM_384 = 384,
|
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\\} my_enum_t;
|
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\\
|
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\\int main() {
|
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\\ my_enum_t val = ENUM_MINUS_1;
|
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\\ uint8_t x = (uint8_t)val;
|
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\\ if (x != (uint8_t)-1) abort();
|
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\\ return 0;
|
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\\}
|
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, "");
|
|
|
|
cases.add("implicit enum cast in boolean expression",
|
|
\\#include <stdlib.h>
|
|
\\enum Foo {
|
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\\ FooA,
|
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\\ FooB,
|
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\\ FooC,
|
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\\};
|
|
\\int main() {
|
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\\ int a = 0;
|
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\\ float b = 0;
|
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\\ void *c = 0;
|
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\\ enum Foo d = FooA;
|
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\\ if (a || d) abort();
|
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\\ if (d && b) abort();
|
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\\ if (c || d) abort();
|
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\\ return 0;
|
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\\}
|
|
, "");
|
|
|
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cases.add("issue #6707 cast builtin call result to opaque struct pointer",
|
|
\\#include <stdlib.h>
|
|
\\struct foo* make_foo(void)
|
|
\\{
|
|
\\ return (struct foo*)__builtin_strlen("0123456789ABCDEF");
|
|
\\}
|
|
\\int main(void) {
|
|
\\ struct foo *foo_pointer = make_foo();
|
|
\\ if (foo_pointer != (struct foo*)16) abort();
|
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\\ return 0;
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\\}
|
|
, "");
|
|
|
|
cases.add("C built-ins",
|
|
\\#include <stdlib.h>
|
|
\\#include <limits.h>
|
|
\\#include <stdbool.h>
|
|
\\#define M_E 2.71828182845904523536
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\\#define M_PI_2 1.57079632679489661923
|
|
\\bool check_clz(unsigned int pos) {
|
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\\ return (__builtin_clz(1 << pos) == (8 * sizeof(unsigned int) - pos - 1));
|
|
\\}
|
|
\\int main(void) {
|
|
\\ if (__builtin_bswap16(0x0102) != 0x0201) abort();
|
|
\\ if (__builtin_bswap32(0x01020304) != 0x04030201) abort();
|
|
\\ if (__builtin_bswap64(0x0102030405060708) != 0x0807060504030201) abort();
|
|
\\
|
|
\\ if (__builtin_signbit(0.0) != 0) abort();
|
|
\\ if (__builtin_signbitf(0.0f) != 0) abort();
|
|
\\ if (__builtin_signbit(1.0) != 0) abort();
|
|
\\ if (__builtin_signbitf(1.0f) != 0) abort();
|
|
\\ if (__builtin_signbit(-1.0) != 1) abort();
|
|
\\ if (__builtin_signbitf(-1.0f) != 1) abort();
|
|
\\
|
|
\\ if (__builtin_popcount(0) != 0) abort();
|
|
\\ if (__builtin_popcount(0b1) != 1) abort();
|
|
\\ if (__builtin_popcount(0b11) != 2) abort();
|
|
\\ if (__builtin_popcount(0b1111) != 4) abort();
|
|
\\ if (__builtin_popcount(0b11111111) != 8) abort();
|
|
\\
|
|
\\ if (__builtin_ctz(0b1) != 0) abort();
|
|
\\ if (__builtin_ctz(0b10) != 1) abort();
|
|
\\ if (__builtin_ctz(0b100) != 2) abort();
|
|
\\ if (__builtin_ctz(0b10000) != 4) abort();
|
|
\\ if (__builtin_ctz(0b100000000) != 8) abort();
|
|
\\
|
|
\\ if (!check_clz(0)) abort();
|
|
\\ if (!check_clz(1)) abort();
|
|
\\ if (!check_clz(2)) abort();
|
|
\\ if (!check_clz(4)) abort();
|
|
\\ if (!check_clz(8)) abort();
|
|
\\
|
|
\\ if (__builtin_sqrt(__builtin_sqrt(__builtin_sqrt(256))) != 2.0) abort();
|
|
\\ if (__builtin_sqrt(__builtin_sqrt(__builtin_sqrt(256.0))) != 2.0) abort();
|
|
\\ if (__builtin_sqrt(__builtin_sqrt(__builtin_sqrt(256.0f))) != 2.0) abort();
|
|
\\ if (__builtin_sqrtf(__builtin_sqrtf(__builtin_sqrtf(256.0f))) != 2.0f) abort();
|
|
\\
|
|
\\ if (__builtin_sin(1.0) != -__builtin_sin(-1.0)) abort();
|
|
\\ if (__builtin_sinf(1.0f) != -__builtin_sinf(-1.0f)) abort();
|
|
\\ if (__builtin_sin(M_PI_2) != 1.0) abort();
|
|
\\ if (__builtin_sinf(M_PI_2) != 1.0f) abort();
|
|
\\
|
|
\\ if (__builtin_cos(1.0) != __builtin_cos(-1.0)) abort();
|
|
\\ if (__builtin_cosf(1.0f) != __builtin_cosf(-1.0f)) abort();
|
|
\\ if (__builtin_cos(0.0) != 1.0) abort();
|
|
\\ if (__builtin_cosf(0.0f) != 1.0f) abort();
|
|
\\
|
|
\\ if (__builtin_exp(0) != 1.0) abort();
|
|
\\ if (__builtin_fabs(__builtin_exp(1.0) - M_E) > 0.00000001) abort();
|
|
\\ if (__builtin_exp(0.0f) != 1.0f) abort();
|
|
\\
|
|
\\ if (__builtin_exp2(0) != 1.0) abort();
|
|
\\ if (__builtin_exp2(4.0) != 16.0) abort();
|
|
\\ if (__builtin_exp2f(0.0f) != 1.0f) abort();
|
|
\\ if (__builtin_exp2f(4.0f) != 16.0f) abort();
|
|
\\
|
|
\\ if (__builtin_log(M_E) != 1.0) abort();
|
|
\\ if (__builtin_log(1.0) != 0.0) abort();
|
|
\\ if (__builtin_logf(1.0f) != 0.0f) abort();
|
|
\\
|
|
\\ if (__builtin_log2(8.0) != 3.0) abort();
|
|
\\ if (__builtin_log2(1.0) != 0.0) abort();
|
|
\\ if (__builtin_log2f(8.0f) != 3.0f) abort();
|
|
\\ if (__builtin_log2f(1.0f) != 0.0f) abort();
|
|
\\
|
|
\\ if (__builtin_log10(1000.0) != 3.0) abort();
|
|
\\ if (__builtin_log10(1.0) != 0.0) abort();
|
|
\\ if (__builtin_log10f(1000.0f) != 3.0f) abort();
|
|
\\ if (__builtin_log10f(1.0f) != 0.0f) abort();
|
|
\\
|
|
\\ if (__builtin_fabs(-42.0f) != 42.0) abort();
|
|
\\ if (__builtin_fabs(-42.0) != 42.0) abort();
|
|
\\ if (__builtin_fabs(-42) != 42.0) abort();
|
|
\\ if (__builtin_fabsf(-42.0f) != 42.0f) abort();
|
|
\\
|
|
\\ if (__builtin_fabs(-42.0f) != 42.0) abort();
|
|
\\ if (__builtin_fabs(-42.0) != 42.0) abort();
|
|
\\ if (__builtin_fabs(-42) != 42.0) abort();
|
|
\\ if (__builtin_fabsf(-42.0f) != 42.0f) abort();
|
|
\\
|
|
\\ if (__builtin_abs(42) != 42) abort();
|
|
\\ if (__builtin_abs(-42) != 42) abort();
|
|
\\ if (__builtin_abs(INT_MIN) != INT_MIN) abort();
|
|
\\
|
|
\\ if (__builtin_floor(42.9) != 42.0) abort();
|
|
\\ if (__builtin_floor(-42.9) != -43.0) abort();
|
|
\\ if (__builtin_floorf(42.9f) != 42.0f) abort();
|
|
\\ if (__builtin_floorf(-42.9f) != -43.0f) abort();
|
|
\\
|
|
\\ if (__builtin_ceil(42.9) != 43.0) abort();
|
|
\\ if (__builtin_ceil(-42.9) != -42) abort();
|
|
\\ if (__builtin_ceilf(42.9f) != 43.0f) abort();
|
|
\\ if (__builtin_ceilf(-42.9f) != -42.0f) abort();
|
|
\\
|
|
\\ if (__builtin_trunc(42.9) != 42.0) abort();
|
|
\\ if (__builtin_truncf(42.9f) != 42.0f) abort();
|
|
\\ if (__builtin_trunc(-42.9) != -42.0) abort();
|
|
\\ if (__builtin_truncf(-42.9f) != -42.0f) abort();
|
|
\\
|
|
\\ if (__builtin_round(0.5) != 1.0) abort();
|
|
\\ if (__builtin_round(-0.5) != -1.0) abort();
|
|
\\ if (__builtin_roundf(0.5f) != 1.0f) abort();
|
|
\\ if (__builtin_roundf(-0.5f) != -1.0f) abort();
|
|
\\
|
|
\\ if (__builtin_strcmp("abc", "abc") != 0) abort();
|
|
\\ if (__builtin_strcmp("abc", "def") >= 0 ) abort();
|
|
\\ if (__builtin_strcmp("def", "abc") <= 0) abort();
|
|
\\
|
|
\\ if (__builtin_strlen("this is a string") != 16) abort();
|
|
\\
|
|
\\ char *s = malloc(6);
|
|
\\ __builtin_memcpy(s, "hello", 5);
|
|
\\ s[5] = '\0';
|
|
\\ if (__builtin_strlen(s) != 5) abort();
|
|
\\
|
|
\\ __builtin_memset(s, 42, __builtin_strlen(s));
|
|
\\ if (s[0] != 42 || s[1] != 42 || s[2] != 42 || s[3] != 42 || s[4] != 42) abort();
|
|
\\
|
|
\\ free(s);
|
|
\\
|
|
\\ return 0;
|
|
\\}
|
|
, "");
|
|
|
|
cases.add("function macro that uses builtin",
|
|
\\#include <stdlib.h>
|
|
\\#define FOO(x, y) (__builtin_popcount((x)) + __builtin_strlen((y)))
|
|
\\int main() {
|
|
\\ if (FOO(7, "hello!") != 9) abort();
|
|
\\ return 0;
|
|
\\}
|
|
, "");
|
|
|
|
cases.add("assign bool result to int or char",
|
|
\\#include <stdlib.h>
|
|
\\#include <stdbool.h>
|
|
\\bool foo() { return true; }
|
|
\\int main() {
|
|
\\ int x = foo();
|
|
\\ if (x != 1) abort();
|
|
\\ signed char c = foo();
|
|
\\ if (c != 1) abort();
|
|
\\ return 0;
|
|
\\}
|
|
, "");
|
|
|
|
cases.add("static K&R-style no prototype function declaration (empty parameter list)",
|
|
\\#include <stdlib.h>
|
|
\\static int foo() {
|
|
\\ return 42;
|
|
\\}
|
|
\\int main() {
|
|
\\ if (foo() != 42) abort();
|
|
\\ return 0;
|
|
\\}
|
|
, "");
|
|
|
|
cases.add("K&R-style static function prototype for unused function",
|
|
\\static int foo();
|
|
\\int main() {
|
|
\\ return 0;
|
|
\\}
|
|
, "");
|
|
|
|
cases.add("K&R-style static function prototype + separate definition",
|
|
\\#include <stdlib.h>
|
|
\\static int foo();
|
|
\\static int foo(int a, int b) {
|
|
\\ return a + b;
|
|
\\}
|
|
\\int main() {
|
|
\\ if (foo(40, 2) != 42) abort();
|
|
\\ return 0;
|
|
\\}
|
|
, "");
|
|
|
|
cases.add("dollar sign in identifiers",
|
|
\\#include <stdlib.h>
|
|
\\#define $FOO 2
|
|
\\#define $foo bar$
|
|
\\#define $baz($x) ($x + $FOO)
|
|
\\int $$$(int $x$) { return $x$ + $FOO; }
|
|
\\int main() {
|
|
\\ int bar$ = 42;
|
|
\\ if ($foo != 42) abort();
|
|
\\ if (bar$ != 42) abort();
|
|
\\ if ($baz(bar$) != 44) abort();
|
|
\\ if ($$$(bar$) != 44) abort();
|
|
\\ return 0;
|
|
\\}
|
|
, "");
|
|
|
|
cases.add("Cast boolean expression result to int",
|
|
\\#include <stdlib.h>
|
|
\\char foo(char c) { return c; }
|
|
\\int bar(int i) { return i; }
|
|
\\long baz(long l) { return l; }
|
|
\\int main() {
|
|
\\ if (foo(1 == 2)) abort();
|
|
\\ if (!foo(1 == 1)) abort();
|
|
\\ if (bar(1 == 2)) abort();
|
|
\\ if (!bar(1 == 1)) abort();
|
|
\\ if (baz(1 == 2)) abort();
|
|
\\ if (!baz(1 == 1)) abort();
|
|
\\ return 0;
|
|
\\}
|
|
, "");
|
|
}
|