2 files changed, 117 insertions, 0 deletions
diff --git a/llvm/test/tools/llvm-profdata/Inputs/multiple-profdata-merge.proftext b/llvm/test/tools/llvm-profdata/Inputs/multiple-profdata-merge.proftext
new file mode 100644
index 00000000000..090a40f2da6
--- /dev/null
+++ b/llvm/test/tools/llvm-profdata/Inputs/multiple-profdata-merge.proftext
@@ -0,0 +1,106 @@
+# IR level Instrumentation Flag
+:ir
+foo
+# Func Hash:
+36982789018
+# Num Counters:
+4
+# Counter Values:
+700000
+700000
+0
+0
+
+foo
+# Func Hash:
+59188585735
+# Num Counters:
+6
+# Counter Values:
+400000
+400000
+0
+0
+0
+0
+
+foo
+# Func Hash:
+27904764724
+# Num Counters:
+3
+# Counter Values:
+200000
+200000
+0
+
+foo
+# Func Hash:
+60466382370
+# Num Counters:
+6
+# Counter Values:
+0
+100000
+0
+0
+0
+0
+
+bar
+# Func Hash:
+12884901887
+# Num Counters:
+1
+# Counter Values:
+0
+
+foo2
+# Func Hash:
+12884901887
+# Num Counters:
+1
+# Counter Values:
+0
+
+foo3
+# Func Hash:
+12884901887
+# Num Counters:
+1
+# Counter Values:
+0
+
+foo4
+# Func Hash:
+12884901887
+# Num Counters:
+1
+# Counter Values:
+0
+
+foo5
+# Func Hash:
+12884901887
+# Num Counters:
+1
+# Counter Values:
+0
+
+foo1
+# Func Hash:
+12884901887
+# Num Counters:
+1
+# Counter Values:
+100000
+
+main
+# Func Hash:
+29212902728
+# Num Counters:
+2
+# Counter Values:
+1400000
+14
+
diff --git a/llvm/test/tools/llvm-profdata/multiple-profdata-merge.test b/llvm/test/tools/llvm-profdata/multiple-profdata-merge.test
new file mode 100644
index 00000000000..da24cc9305f
--- /dev/null
+++ b/llvm/test/tools/llvm-profdata/multiple-profdata-merge.test
@@ -0,0 +1,11 @@
+Test multi-thread merge of multiple profdata files.
+
+RUN: llvm-profdata merge %p/Inputs/multiple-profdata-merge.proftext -o %t
+RUN: llvm-profdata merge -j 4 %t %t %t %t -o %t_2
+RUN: llvm-profdata show %t_2 | FileCheck %s
+
+; CHECK:Total functions: 11
+; CHECK:Maximum function count: 5600000
+; CHECK:Maximum internal block count: 2800000
+
+