diff options
Diffstat (limited to 'lib/asan/lit_tests/TestCases/throw_invoke_test.cc')
-rw-r--r-- | lib/asan/lit_tests/TestCases/throw_invoke_test.cc | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/lib/asan/lit_tests/TestCases/throw_invoke_test.cc b/lib/asan/lit_tests/TestCases/throw_invoke_test.cc new file mode 100644 index 000000000000..077a940e8d19 --- /dev/null +++ b/lib/asan/lit_tests/TestCases/throw_invoke_test.cc @@ -0,0 +1,50 @@ +// RUN: %clangxx_asan %s -o %t && %t +// RUN: %clangxx_asan %s -o %t -static-libstdc++ && %t +#include <stdio.h> +static volatile int zero = 0; +inline void pretend_to_do_something(void *x) { + __asm__ __volatile__("" : : "r" (x) : "memory"); +} + +__attribute__((noinline)) +void ReallyThrow() { + fprintf(stderr, "ReallyThrow\n"); + try { + if (zero == 0) + throw 42; + else if (zero == 1) + throw 1.; + } catch(double x) { + } +} + +__attribute__((noinline)) +void Throw() { + int a, b, c, d, e; + pretend_to_do_something(&a); + pretend_to_do_something(&b); + pretend_to_do_something(&c); + pretend_to_do_something(&d); + pretend_to_do_something(&e); + fprintf(stderr, "Throw stack = %p\n", &a); + ReallyThrow(); +} + +__attribute__((noinline)) +void CheckStack() { + int ar[100]; + pretend_to_do_something(ar); + for (int i = 0; i < 100; i++) + ar[i] = i; + fprintf(stderr, "CheckStack stack = %p, %p\n", ar, ar + 100); +} + +int main(int argc, char** argv) { + try { + Throw(); + } catch(int a) { + fprintf(stderr, "a = %d\n", a); + } + CheckStack(); +} + |