From c222d610ddd4a601aed4c3d1392130f81a746311 Mon Sep 17 00:00:00 2001
From: Justin Bogner <mail@justinbogner.com>
Date: Wed, 30 Jul 2014 23:36:06 +0000
Subject: [PATCH] llvm-profdata: Add a test for mismatched numbers of counters

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@214360 91177308-0d34-0410-b5e6-96231b3b80d8
---
 .../llvm-profdata/count-mismatch.proftext     | 40 +++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 test/tools/llvm-profdata/count-mismatch.proftext

diff --git a/test/tools/llvm-profdata/count-mismatch.proftext b/test/tools/llvm-profdata/count-mismatch.proftext
new file mode 100644
index 00000000000..1a2e73fbffd
--- /dev/null
+++ b/test/tools/llvm-profdata/count-mismatch.proftext
@@ -0,0 +1,40 @@
+# Make sure we don't try to combine counters with the same function
+# name and a matching hash if the number of counters differs
+
+# RUN: llvm-profdata merge %s -o %t.profdata 2>&1 | FileCheck -check-prefix=MERGE_ERRS %s
+# RUN: llvm-profdata show %t.profdata -all-functions -counts > %t.out
+# RUN: FileCheck %s -input-file %t.out
+foo
+1024
+4
+1
+2
+4
+8
+
+# The hash matches, but we can't combine these because the number of
+# counters differs.
+# MERGE_ERRS: count-mismatch.proftext: foo: Function count mismatch
+foo
+1024
+3
+2
+4
+8
+
+# This one does match, so it should combine with the first just fine.
+# CHECK: Hash: 0x{{0+}}400
+# CHECK-NEXT: Counters: 4
+# CHECK-NEXT: Function count: 5
+# CHECK-NEXT: Block counts: [10, 20, 40]
+foo
+1024
+4
+4
+8
+16
+32
+
+# CHECK: Total functions: 1
+# CHECK: Maximum function count: 5
+# CHECK: Maximum internal block count: 40
-- 
2.34.1