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test/link/macho: test twolevel namespacing

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This commit is contained in:
Jakub Konka 2024-01-14 10:53:09 +01:00
parent fa649cad4e
commit 5790e89b5a
1 changed files with 121 additions and 0 deletions
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121
test/link/macho.zig
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@ -29,6 +29,7 @@ pub fn testAll(b: *Build, build_opts: BuildOptions) *Step {
if (build_opts.has_symlinks_windows) {
macho_step.dependOn(testNeededLibrary(b, .{ .target = default_target }));
macho_step.dependOn(testWeakLibrary(b, .{ .target = default_target }));
macho_step.dependOn(testTwoLevelNamespace(b, .{ .target = default_target }));
// Tests requiring presence of macOS SDK in system path
if (build_opts.has_macos_sdk) {
@ -659,6 +660,126 @@ fn testTlsLargeTbss(b: *Build, opts: Options) *Step {
return test_step;
}
fn testTwoLevelNamespace(b: *Build, opts: Options) *Step {
const test_step = addTestStep(b, "macho-two-level-namespace", opts);
const liba = addSharedLibrary(b, opts, .{ .name = "a", .c_source_bytes =
\\#include <stdio.h>
\\int foo = 1;
\\int* ptr_to_foo = &foo;
\\int getFoo() {
\\ return foo;
\\}
\\void printInA() {
\\ printf("liba: getFoo()=%d, ptr_to_foo=%d\n", getFoo(), *ptr_to_foo);
\\}
});
{
const check = liba.checkObject();
check.checkInDyldLazyBind();
check.checkNotPresent("(flat lookup) _getFoo");
check.checkInIndirectSymtab();
check.checkNotPresent("_getFoo");
test_step.dependOn(&check.step);
}
const libb = addSharedLibrary(b, opts, .{ .name = "b", .c_source_bytes =
\\#include <stdio.h>
\\int foo = 2;
\\int* ptr_to_foo = &foo;
\\int getFoo() {
\\ return foo;
\\}
\\void printInB() {
\\ printf("libb: getFoo()=%d, ptr_to_foo=%d\n", getFoo(), *ptr_to_foo);
\\}
});
{
const check = libb.checkObject();
check.checkInDyldLazyBind();
check.checkNotPresent("(flat lookup) _getFoo");
check.checkInIndirectSymtab();
check.checkNotPresent("_getFoo");
test_step.dependOn(&check.step);
}
const main_o = addObject(b, opts, .{ .name = "main", .c_source_bytes =
\\#include <stdio.h>
\\int getFoo();
\\extern int* ptr_to_foo;
\\void printInA();
\\void printInB();
\\int main() {
\\ printf("main: getFoo()=%d, ptr_to_foo=%d\n", getFoo(), *ptr_to_foo);
\\ printInA();
\\ printInB();
\\ return 0;
\\}
});
{
const exe = addExecutable(b, opts, .{ .name = "main1" });
exe.addObject(main_o);
exe.root_module.linkSystemLibrary("a", .{});
exe.root_module.linkSystemLibrary("b", .{});
exe.addLibraryPath(liba.getEmittedBinDirectory());
exe.addLibraryPath(libb.getEmittedBinDirectory());
exe.addRPath(liba.getEmittedBinDirectory());
exe.addRPath(libb.getEmittedBinDirectory());
const check = exe.checkObject();
check.checkInSymtab();
check.checkExact("(undefined) external _getFoo (from liba)");
check.checkInSymtab();
check.checkExact("(undefined) external _printInA (from liba)");
check.checkInSymtab();
check.checkExact("(undefined) external _printInB (from libb)");
test_step.dependOn(&check.step);
const run = addRunArtifact(exe);
run.expectStdOutEqual(
\\main: getFoo()=1, ptr_to_foo=1
\\liba: getFoo()=1, ptr_to_foo=1
\\libb: getFoo()=2, ptr_to_foo=2
\\
);
test_step.dependOn(&run.step);
}
{
const exe = addExecutable(b, opts, .{ .name = "main2" });
exe.addObject(main_o);
exe.root_module.linkSystemLibrary("b", .{});
exe.root_module.linkSystemLibrary("a", .{});
exe.addLibraryPath(liba.getEmittedBinDirectory());
exe.addLibraryPath(libb.getEmittedBinDirectory());
exe.addRPath(liba.getEmittedBinDirectory());
exe.addRPath(libb.getEmittedBinDirectory());
const check = exe.checkObject();
check.checkInSymtab();
check.checkExact("(undefined) external _getFoo (from libb)");
check.checkInSymtab();
check.checkExact("(undefined) external _printInA (from liba)");
check.checkInSymtab();
check.checkExact("(undefined) external _printInB (from libb)");
test_step.dependOn(&check.step);
const run = addRunArtifact(exe);
run.expectStdOutEqual(
\\main: getFoo()=2, ptr_to_foo=2
\\liba: getFoo()=1, ptr_to_foo=1
\\libb: getFoo()=2, ptr_to_foo=2
\\
);
test_step.dependOn(&run.step);
}
return test_step;
}
fn testUndefinedFlag(b: *Build, opts: Options) *Step {
const test_step = addTestStep(b, "macho-undefined-flag", opts);