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float division by zero check only when FloatMode.Optimzed

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closes #395
This commit is contained in:
Andrew Kelley
2017-08-25 20:44:32 -04:00
parent a0223e513f
commit 6aa04c422b
1 changed files with 1 additions and 1 deletions
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src/codegen.cpp
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@@ -1269,7 +1269,7 @@ static LLVMValueRef gen_div(CodeGen *g, bool want_debug_safety, bool want_fast_m
ZigLLVMSetFastMath(g->builder, want_fast_math);
LLVMValueRef zero = LLVMConstNull(type_entry->type_ref);
if (want_debug_safety) {
if (want_debug_safety && (want_fast_math || type_entry->id != TypeTableEntryIdFloat)) {
LLVMValueRef is_zero_bit;
if (type_entry->id == TypeTableEntryIdInt) {
is_zero_bit = LLVMBuildICmp(g->builder, LLVMIntEQ, val2, zero, "");