89d054fc64
Summary: snprintf returns buffer size needed for printing. If buffer was small, calling code receives incorrectly symbolized buffer and fail. Reviewers: eugenis Subscribers: kubamracek, dberris, kcc Differential Revision: https://reviews.llvm.org/D29440 llvm-svn: 293930
29 lines
743 B
C++
29 lines
743 B
C++
// RUN: %clangxx -O0 %s -o %t && %run %t 2>&1 | FileCheck %s
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// Test that symbolizer does not crash on frame with large function name.
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#include <sanitizer/common_interface_defs.h>
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#include <vector>
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template <int N> struct A {
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template <class T> void RecursiveTemplateFunction(const T &t);
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};
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template <int N>
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template <class T>
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__attribute__((noinline)) void A<N>::RecursiveTemplateFunction(const T &) {
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std::vector<T> t;
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return A<N - 1>().RecursiveTemplateFunction(t);
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}
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template <>
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template <class T>
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__attribute__((noinline)) void A<0>::RecursiveTemplateFunction(const T &) {
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__sanitizer_print_stack_trace();
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}
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int main() {
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// CHECK: {{vector<.*vector<.*vector<.*vector<.*vector<}}
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A<10>().RecursiveTemplateFunction(0);
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}
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