Author: arsenm
Date: Sun Mar 17 16:16:31 2019
New Revision: 356354
URL: http://llvm.org/viewvc/llvm-project?rev=356354&view=rev
Log:
Add testcase from bug 41079
Modified:
cfe/trunk/test/CodeGen/builtin-expect.c
Modified: cfe/trunk/test/CodeGen/builtin-expect.c
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/builtin-expect.c?rev=356354&r1=356353&r2=356354&view=diff
==============================================================================
--- cfe/trunk/test/CodeGen/builtin-expect.c (original)
+++ cfe/trunk/test/CodeGen/builtin-expect.c Sun Mar 17 16:16:31 2019
@@ -78,3 +78,20 @@ int switch_cond(int x) {
return 0;
}
+int variable_expected(int stuff) {
+// ALL-LABEL: define i32 @variable_expected(
+// O1: call i64 @llvm.expect.i64(i64 {{%.*}}, i64 {{%.*}})
+// O0-NOT: @llvm.expect
+
+ int res = 0;
+
+ switch (__builtin_expect(stuff, stuff)) {
+ case 0:
+ res = 1;
+ break;
+ default:
+ break;
+ }
+
+ return res;
+}
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