1 // RUN: %clang_cc1 -O1 -disable-llvm-optzns -emit-llvm -o - %s | FileCheck %s
2 
3 #define M if (x) goto L1;
4 #define M10 M M M M M M M M M M
5 #define M100 M10 M10 M10 M10 M10 M10 M10 M10 M10 M10
6 #define M1000 M100 M100 M100 M100 M100 M100 M100 M100 M100 M100
7 
f(int x)8 void f(int x) {
9   int h;
10 
11   // Many gotos to not-yet-emitted labels would cause EHScope's FixupDepth
12   // to overflow (PR23490).
13   M1000 M1000 M1000
14 
15   if (x == 5) {
16     // This will cause us to emit a clean-up of the stack variable. If the
17     // FixupDepths are broken, fixups will erroneously get threaded through it.
18     int i;
19   }
20 
21 L1:
22   return;
23 }
24 
25 // CHECK-LABEL: define void @f
26 // CHECK-NOT: cleanup
27