Merge pull request #157 from simartin/ticket_4922
Fix ticket #4922 by checking the return value of string::find().
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commit
bf6c6d0263
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@ -508,8 +508,11 @@ std::string Preprocessor::removeComments(const std::string &str, const std::stri
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// Ticket 4873: Extract comments from the __asm / __asm__'s content
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std::string asmBody;
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while (i < str.size() && str[i] != '}') {
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if (str[i] == ';')
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i = str.find("\n", i);
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if (str[i] == ';') {
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std::string::size_type backslashN = str.find("\n", i);
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if (backslashN != std::string::npos) // Ticket #4922: Don't go in infinite loop or crash if there is no '\n'
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i = backslashN;
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}
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asmBody += str[i++];
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}
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code << removeComments(asmBody, filename);
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@ -149,6 +149,7 @@ private:
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TEST_CASE(if_macro_eq_macro); // #3536
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TEST_CASE(ticket_3675);
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TEST_CASE(ticket_3699);
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TEST_CASE(ticket_4922); // #4922
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TEST_CASE(multiline1);
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TEST_CASE(multiline2);
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@ -1704,6 +1705,17 @@ private:
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ASSERT_EQUALS("\n\n\n\n\n$$$__forceinline $$inline $$__forceinline\n", actual[""]);
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}
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void ticket_4922() {// #4922
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const std::string code("__asm__ \n"
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"{ int extern __value) 0; (double return (\"\" } extern\n"
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"__typeof __finite (__finite) __finite __inline \"__GI___finite\");");
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Settings settings;
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Preprocessor preprocessor(&settings, this);
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std::istringstream istr(code);
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std::map<std::string, std::string> actual;
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preprocessor.preprocess(istr, actual, "file.cpp");
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}
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void multiline1() {
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const char filedata[] = "#define str \"abc\" \\\n"
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" \"def\" \n"
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