3 files changed, 55 insertions, 0 deletions
diff --git a/llvm/test/Assembler/thinlto-bad-summary1.ll b/llvm/test/Assembler/thinlto-bad-summary1.ll
new file mode 100644
index 00000000000..394506317d9
--- /dev/null
+++ b/llvm/test/Assembler/thinlto-bad-summary1.ll
@@ -0,0 +1,18 @@
+; Test that we get appropriate error when parsing summary with a missing
+; summary type label.
+; RUN: not llvm-as %s 2>&1 | FileCheck %s
+
+; CHECK: error: expected 'label' at start of summary entry
+
+; ModuleID = 'thinlto-function-summary-callgraph.ll'
+target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+
+; Function Attrs: nounwind uwtable
+define i32 @main() #0 {
+entry:
+    ret i32 1
+}
+
+^0 = module: (path: "{{.*}}/test/Assembler/thinlto-bad-summary1.ll", hash: (0, 0, 0, 0, 0))
+^1 = ()
diff --git a/llvm/test/Assembler/thinlto-bad-summary2.ll b/llvm/test/Assembler/thinlto-bad-summary2.ll
new file mode 100644
index 00000000000..b736c101adc
--- /dev/null
+++ b/llvm/test/Assembler/thinlto-bad-summary2.ll
@@ -0,0 +1,18 @@
+; Test that we get appropriate error when parsing summary that doesn't
+; have a '(' after the summary type label.
+; RUN: not llvm-as %s 2>&1 | FileCheck %s
+
+; CHECK: error: expected '(' at start of summary entry
+
+; ModuleID = 'thinlto-function-summary-callgraph.ll'
+target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+
+; Function Attrs: nounwind uwtable
+define i32 @main() #0 {
+entry:
+    ret i32 1
+}
+
+^0 = module: (path: "{{.*}}/test/Assembler/thinlto-bad-summary1.ll", hash: (0, 0, 0, 0, 0))
+^1 = gv: )(
diff --git a/llvm/test/Assembler/thinlto-bad-summary3.ll b/llvm/test/Assembler/thinlto-bad-summary3.ll
new file mode 100644
index 00000000000..1855a3d4dd8
--- /dev/null
+++ b/llvm/test/Assembler/thinlto-bad-summary3.ll
@@ -0,0 +1,19 @@
+; Test that we get appropriate error when parsing summary with unbalanced
+; parentheses.
+; RUN: not llvm-as %s 2>&1 | FileCheck %s
+
+; CHECK: error: found end of file while parsing summary entry
+
+; ModuleID = 'thinlto-function-summary-callgraph.ll'
+target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+
+; Function Attrs: nounwind uwtable
+define i32 @main() #0 {
+entry:
+    ret i32 1
+}
+
+^0 = module: (path: "{{.*}}/test/Assembler/thinlto-bad-summary1.ll", hash: (0, 0, 0, 0, 0))
+; Missing a ')'
+^1 = gv: (name: "main", summaries: (function: (module: ^0, flags: (linkage: external, notEligibleToImport: 0, live: 0, dsoLocal: 0), insts: 1)) ; guid = 15822663052811949562