d2361e43d1
The structural equivalence checker was not paying attention to whether enumerations had compatible fixed underlying types or not. Fixes #150594
17 lines
1.2 KiB
C
17 lines
1.2 KiB
C
// RUN: %clang_cc1 -std=c23 -emit-pch -o %t.1.ast %S/Inputs/enum3.c
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// RUN: %clang_cc1 -std=c23 -emit-pch -o %t.2.ast %S/Inputs/enum4.c
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// RUN: not %clang_cc1 -std=c23 -ast-merge %t.1.ast -ast-merge %t.2.ast -fsyntax-only %s 2>&1 | FileCheck %s
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// FIXME: this error should not happen!
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// CHECK: error: type 'struct __NSConstantString_tag' has an attribute which currently causes the types to be treated as though they are incompatible
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// CHECK: enum3.c:2:6: warning: type 'enum E1' has incompatible definitions in different translation units
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// CHECK: enum4.c:2:6: note: enumeration 'E1' missing fixed underlying type here
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// CHECK: enum3.c:2:6: note: enumeration 'E1' has fixed underlying type here
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// CHECK: enum3.c:6:6: warning: type 'enum E2' has incompatible definitions in different translation units
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// CHECK: enum4.c:6:6: note: enumeration 'E2' has fixed underlying type here
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// CHECK: enum3.c:6:6: note: enumeration 'E2' missing fixed underlying type here
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// CHECK: enum3.c:11:6: warning: type 'enum E3' has incompatible definitions in different translation units
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// CHECK: enum3.c:11:6: note: enumeration 'E3' declared with incompatible fixed underlying types ('long' vs. 'short')
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// CHECK: 3 warnings and 1 error generated
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