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150
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1 // Check that clang can use a PCH created from libclang.
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2
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3 // This test doesn't use -fdisable-module-hash and hence requires that
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4 // CompilerInvocation::getModuleHash() computes exactly the same hash
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5 // for c-index-test and clang, which in turn requires that the both use
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6 // exactly the same resource-dir, even without calling realpath() on it:
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7 // - a/../b/ and b/ are not considered the same
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8 // - on Windows, c:\ and C:\ (only different in case) are not the same
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9
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10 // RUN: rm -rf %t.mcp %t.h.pch
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11 // RUN: %clang_cc1 -fsyntax-only %s -verify
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12 // RUN: c-index-test -write-pch %t.h.pch %s -fmodules -fmodules-cache-path=%t.mcp -Xclang -triple -Xclang x86_64-apple-darwin
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13 // RUN: %clang -fsyntax-only -include %t.h %s -Xclang -verify -fmodules -fmodules-cache-path=%t.mcp -Xclang -detailed-preprocessing-record -Xclang -triple -Xclang x86_64-apple-darwin -Xclang -fallow-pch-with-compiler-errors
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14 // RUN: %clang -x c-header %s -o %t.clang.h.pch -fmodules -fmodules-cache-path=%t.mcp -Xclang -detailed-preprocessing-record -Xclang -triple -Xclang x86_64-apple-darwin -Xclang -fallow-pch-with-compiler-errors -Xclang -verify
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15 // RUN: c-index-test -test-load-source local %s -include %t.clang.h -fmodules -fmodules-cache-path=%t.mcp -Xclang -triple -Xclang x86_64-apple-darwin | FileCheck %s
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16
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17 // FIXME: Still fails on at least some linux boxen.
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18 // REQUIRES: system-darwin
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19
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20 #ifndef HEADER
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21 #define HEADER
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22
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23 void some_function(undeclared_type p); // expected-error{{unknown type name}}
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24
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25 struct S { int x; };
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26
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27 #else
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28 // expected-no-diagnostics
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29
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30 void test(struct S *s) {
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31 // CHECK: [[@LINE+1]]:6: MemberRefExpr=x:[[@LINE-6]]:16
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32 s->x = 0;
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33 }
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34
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35 #endif
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