1 // Test that the driver correctly combines its own diagnostics with CC1's in the
2 // serialized diagnostics. To test this, we need to trigger diagnostics from
3 // both processes, so we compile code that has a warning (with an associated
4 // note) and then force the driver to crash. We compile stdin so that the crash
5 // doesn't litter the user's system with preprocessed output.
6 
7 // RUN: rm -f %t
8 // RUN: %clang -Wx-typoed-warning -Wall -fsyntax-only --serialize-diagnostics %t.diag %s
9 // RUN: c-index-test -read-diagnostics %t.diag 2>&1 | FileCheck %s
10 
11 // CHECK: warning: unknown warning option '-Wx-typoed-warning' [-Wunknown-warning-option] []
12 
13 // CHECK: warning: variable 'voodoo' is uninitialized when used here [-Wuninitialized]
14 // CHECK: note: initialize the variable 'voodoo' to silence this warning []
15 // CHECK: Number of diagnostics: 2
16 
17 void foo() {
18   int voodoo;
19   voodoo = voodoo + 1;
20 }
21