fix build with gcc

closes #66

1 files changed, 6 insertions, 3 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();
 }