From c05ace1067bd21abf504d75f1efb5cf0e1c3fb51 Mon Sep 17 00:00:00 2001 From: Nikita Popov Date: Wed, 1 Feb 2023 15:02:34 +0100 Subject: [PATCH] [InstCombine] Add test for incorrect inbounds on [0 x i8] global (NFC) --- llvm/test/Transforms/InstCombine/getelementptr.ll | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/llvm/test/Transforms/InstCombine/getelementptr.ll b/llvm/test/Transforms/InstCombine/getelementptr.ll index 766abb5..8a5bf24 100644 --- a/llvm/test/Transforms/InstCombine/getelementptr.ll +++ b/llvm/test/Transforms/InstCombine/getelementptr.ll @@ -1310,6 +1310,7 @@ define ptr @gep_of_gep_multiuse_var_and_var(ptr %p, i64 %idx, i64 %idx2) { @g_i32_di = global i32 0 @g_i32_e = external global i32 @g_i32_ew = extern_weak global i32 +@g_0xi8_e = external global [0 x i8] define ptr @const_gep_global_di_i8_smaller() { ; CHECK-LABEL: @const_gep_global_di_i8_smaller( @@ -1381,4 +1382,11 @@ define ptr @const_gep_global_ew_larger() { ret ptr getelementptr (i8, ptr @g_i32_ew, i64 5) } +define ptr @const_gep_0xi8_global() { +; CHECK-LABEL: @const_gep_0xi8_global( +; CHECK-NEXT: ret ptr getelementptr inbounds ([0 x i8], ptr @g_0xi8_e, i64 0, i64 10) +; + ret ptr getelementptr ([0 x i8], ptr @g_0xi8_e, i64 0, i64 10) +} + !0 = !{!"branch_weights", i32 2, i32 10} -- 2.7.4