From 76dc44d2a69293b08d4369dedf5d735e3dc29803 Mon Sep 17 00:00:00 2001
From: Andrew Kelley <superjoe30@gmail.com>
Date: Tue, 12 Jan 2016 21:07:45 -0700
Subject: [PATCH] fix build with gcc

closes #66
---
 src/analyze.cpp | 9 ++++++---
 src/codegen.cpp | 2 +-
 2 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/analyze.cpp b/src/analyze.cpp
index 04090d39b6..1526cf4174 100644
--- a/src/analyze.cpp
+++ b/src/analyze.cpp
@@ -1503,7 +1503,7 @@ TypeTableEntry *find_container(BlockContext *context, Buf *name) {
 }
 
 static TypeEnumField *get_enum_field(TypeTableEntry *enum_type, Buf *name) {
-    for (int i = 0; i < enum_type->data.enumeration.field_count; i += 1) {
+    for (uint32_t i = 0; i < enum_type->data.enumeration.field_count; i += 1) {
         TypeEnumField *type_enum_field = &enum_type->data.enumeration.fields[i];
         if (buf_eql_buf(type_enum_field->name, name)) {
             return type_enum_field;
@@ -1513,7 +1513,7 @@ static TypeEnumField *get_enum_field(TypeTableEntry *enum_type, Buf *name) {
 }
 
 static TypeStructField *get_struct_field(TypeTableEntry *struct_type, Buf *name) {
-    for (int i = 0; i < struct_type->data.structure.field_count; i += 1) {
+    for (uint32_t i = 0; i < struct_type->data.structure.field_count; i += 1) {
         TypeStructField *type_struct_field = &struct_type->data.structure.fields[i];
         if (buf_eql_buf(type_struct_field->name, name)) {
             return type_struct_field;
@@ -2111,7 +2111,7 @@ static TypeTableEntry *analyze_number_literal_expr(CodeGen *g, ImportTableEntry
 
 static TypeStructField *find_struct_type_field(TypeTableEntry *type_entry, Buf *name, int *index) {
     assert(type_entry->id == TypeTableEntryIdStruct);
-    for (int i = 0; i < type_entry->data.structure.field_count; i += 1) {
+    for (uint32_t i = 0; i < type_entry->data.structure.field_count; i += 1) {
         TypeStructField *field = &type_entry->data.structure.fields[i];
         if (buf_eql_buf(field->name, name)) {
             *index = i;
@@ -3575,6 +3575,7 @@ Expr *get_resolved_expr(AstNode *node) {
         case NodeTypeStructValueField:
             zig_unreachable();
     }
+    zig_unreachable();
 }
 
 NumLitCodeGen *get_resolved_num_lit(AstNode *node) {
@@ -3625,6 +3626,7 @@ NumLitCodeGen *get_resolved_num_lit(AstNode *node) {
         case NodeTypeCompilerFnExpr:
             zig_unreachable();
     }
+    zig_unreachable();
 }
 
 TopLevelDecl *get_resolved_top_level_decl(AstNode *node) {
@@ -3676,4 +3678,5 @@ TopLevelDecl *get_resolved_top_level_decl(AstNode *node) {
         case NodeTypeCompilerFnType:
             zig_unreachable();
     }
+    zig_unreachable();
 }
diff --git a/src/codegen.cpp b/src/codegen.cpp
index cd6d43d661..7fcb58cf50 100644
--- a/src/codegen.cpp
+++ b/src/codegen.cpp
@@ -2402,7 +2402,7 @@ static void define_builtin_fns_int(CodeGen *g, TypeTableEntry *type_entry) {
         {"sub", "ssub", "usub"},
         {"mul", "smul", "umul"},
     };
-    for (int i = 0; i < sizeof(overflow_fns)/sizeof(overflow_fns[0]); i += 1) {
+    for (size_t i = 0; i < sizeof(overflow_fns)/sizeof(overflow_fns[0]); i += 1) {
         OverflowFn *overflow_fn = &overflow_fns[i];
         BuiltinFnEntry *builtin_fn = allocate<BuiltinFnEntry>(1);
         buf_resize(&builtin_fn->name, 0);