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Diffstat (limited to 'test/CodeGen/X86/address-type-promotion-constantexpr.ll')
-rw-r--r-- | test/CodeGen/X86/address-type-promotion-constantexpr.ll | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/test/CodeGen/X86/address-type-promotion-constantexpr.ll b/test/CodeGen/X86/address-type-promotion-constantexpr.ll new file mode 100644 index 0000000..32f29bd --- /dev/null +++ b/test/CodeGen/X86/address-type-promotion-constantexpr.ll @@ -0,0 +1,16 @@ +; RUN: llc < %s -mtriple=x86_64-pc-linux + +; PR20314 is a crashing bug. This program does nothing with the load, so just check that the return is 0. + +@c = common global [2 x i32] zeroinitializer, align 4 +@a = common global i32 0, align 4 +@b = internal unnamed_addr constant [2 x i8] c"\01\00", align 1 + +; CHECK-LABEL: main +; CHECK: xor %eax, %eax +define i32 @main() { +entry: + %foo = load i8* getelementptr ([2 x i8]* @b, i64 0, i64 sext (i8 or (i8 zext (i1 icmp eq (i32* getelementptr inbounds ([2 x i32]* @c, i64 0, i64 1), i32* @a) to i8), i8 1) to i64)), align 1 + ret i32 0 +} + |