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authorJustin Lebar <jlebar@google.com>2016-01-23 21:12:20 +0000
committerJustin Lebar <jlebar@google.com>2016-01-23 21:12:20 +0000
commit3a5f5798a14e3d923cec8432a42986c93e2f2e76 (patch)
treeea8c25a86046f84222ccadedd917b37936374641 /llvm/test/CodeGen/NVPTX
parent2a161f986fb063183284e1db30d3af2ea04c463c (diff)
downloadbcm5719-llvm-3a5f5798a14e3d923cec8432a42986c93e2f2e76.tar.gz
bcm5719-llvm-3a5f5798a14e3d923cec8432a42986c93e2f2e76.zip
[CUDA] Die gracefully when trying to output an LLVM alias.
Summary: Previously, we would just output "foo = bar" in the assembly, and then ptxas would choke. Now we die before emitting any invalid code. Reviewers: echristo Subscribers: jholewinski, llvm-commits, jhen, tra Differential Revision: http://reviews.llvm.org/D16490 llvm-svn: 258638
Diffstat (limited to 'llvm/test/CodeGen/NVPTX')
-rw-r--r--llvm/test/CodeGen/NVPTX/alias.ll7
1 files changed, 7 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/NVPTX/alias.ll b/llvm/test/CodeGen/NVPTX/alias.ll
new file mode 100644
index 00000000000..a2785192769
--- /dev/null
+++ b/llvm/test/CodeGen/NVPTX/alias.ll
@@ -0,0 +1,7 @@
+; RUN: not llc < %s -march=nvptx -mcpu=sm_20 2>&1 | FileCheck %s
+
+; Check that llc dies gracefully when given an alias.
+
+define i32 @a() { ret i32 0 }
+; CHECK: ERROR: Module has aliases
+@b = internal alias i32 (), i32 ()* @a
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