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-rw-r--r--test/ASTMerge/var/test.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/test/ASTMerge/var/test.c b/test/ASTMerge/var/test.c
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+// RUN: %clang_cc1 -emit-pch -o %t.1.ast %S/Inputs/var1.c
+// RUN: %clang_cc1 -emit-pch -o %t.2.ast %S/Inputs/var2.c
+// RUN: not %clang_cc1 -ast-merge %t.1.ast -ast-merge %t.2.ast -fsyntax-only -fdiagnostics-show-note-include-stack %s 2>&1 | FileCheck %s
+
+// CHECK: var2.c:2:9: error: external variable 'x1' declared with incompatible types in different translation units ('double *' vs. 'float **')
+// CHECK: var1.c:2:9: note: declared here with type 'float **'
+// CHECK: var2.c:3:5: error: external variable 'x2' declared with incompatible types in different translation units ('int' vs. 'double')
+// CHECK: In file included from{{.*}}var1.c:3:
+// CHECK: var1.h:1:8: note: declared here with type 'double'
+// CHECK: error: external variable 'xarray3' declared with incompatible types in different translation units ('int [17]' vs. 'int [18]')
+// CHECK: var1.c:7:5: note: declared here with type 'int [18]'
+// CHECK: 3 errors