New testcase that the PPC backend miscompiles. It is emitting

.comm _X,0 For X, which makes the linker thing that X is never defined. llvm-svn: 18834
2004-12-12 20:34:06 +00:00 · 2004-12-12 20:34:06 +00:00 · a0dffecfbc
parent 10b637eade
commit a0dffecfbc
1 changed files with 3 additions and 0 deletions
--- a/llvm/test/Regression/CodeGen/PowerPC/2004-12-12-ZeroSizeCommon.ll
+++ b/llvm/test/Regression/CodeGen/PowerPC/2004-12-12-ZeroSizeCommon.ll
@ -0,0 +1,3 @@
+; RUN: llvm-as < %s | llc -march=ppc32 | not grep '.comm.*X,0'
+
+%X = linkonce global {} {}