| // { dg-do run } |
| // { dg-options "-O2 -Wno-register" } |
| |
| #include <exception> |
| |
| using namespace std; |
| |
| extern "C" void abort(); |
| |
| int i_0, i_1, i_2, i_3, i_4, i_5, i_6, i_7, i_8, i_9; |
| int j_0, j_1, j_2, j_3, j_4, j_5, j_6, j_7, j_8, j_9; |
| int k_0, k_1, k_2, k_3, k_4, k_5, k_6, k_7, k_8, k_9; |
| int l_0, l_1, l_2, l_3, l_4, l_5, l_6, l_7, l_8, l_9; |
| #define A(x,y,n) register int *x##n = &y##_##n; |
| #define B(x,y) \ |
| A(x,y,0) A(x,y,1) A(x,y,2) A(x,y,3) A(x,y,4) \ |
| A(x,y,5) A(x,y,6) A(x,y,7) A(x,y,8) A(x,y,9) |
| #define C(x,n) asm volatile ("" : "=r" (x##n) : "0" (x##n)); |
| #define D(x) \ |
| C(x,0) C(x,1) C(x,2) C(x,3) C(x,4) \ |
| C(x,5) C(x,6) C(x,7) C(x,8) C(x,9) |
| #define E(x,y,n) if (x##n != &y##_##n) abort (); |
| #define F(x,y) \ |
| E(x,y,0) E(x,y,1) E(x,y,2) E(x,y,3) E(x,y,4) \ |
| E(x,y,5) E(x,y,6) E(x,y,7) E(x,y,8) E(x,y,9) |
| |
| void bar(long a0, long a1, long a2, long a3, long a4) |
| { |
| } |
| |
| void foo(long a0, long a1, long a2, long a3, long a4) |
| { |
| A(p,l,0) A(p,l,1) A(p,l,2) |
| C(p,0) C(p,1) C(p,2) |
| bar (0, 1, 2, 3, 4); |
| if (a0 == 0) |
| throw exception(); |
| C(p,0) C(p,1) C(p,2) |
| E(p,l,0) E(p,l,1) E(p,l,2) |
| } |
| |
| void test(void) |
| { |
| A(p,l,0) A(p,l,1) A(p,l,2) A(p,l,3) A(p,l,4) A(p,l,5) A(p,l,6) |
| C(p,0) C(p,1) C(p,2) C(p,3) C(p,4) C(p,5) C(p,6) |
| try { |
| foo(0, 1, 2, 3, 4); |
| } catch (exception) {} |
| C(p,0) C(p,1) C(p,2) C(p,3) C(p,4) C(p,5) C(p,6) |
| E(p,l,0) E(p,l,1) E(p,l,2) E(p,l,3) E(p,l,4) E(p,l,5) E(p,l,6) |
| } |
| |
| int main() |
| { |
| B(x,i) |
| B(y,j) |
| B(z,k) |
| A(p,l,0) A(p,l,1) A(p,l,2) A(p,l,3) |
| D(x) |
| D(y) |
| D(z) |
| C(p,0) C(p,1) C(p,2) C(p,3) |
| test(); |
| D(x) |
| D(y) |
| D(z) |
| C(p,0) C(p,1) C(p,2) C(p,3) |
| F(x,i) |
| F(y,j) |
| F(z,k) |
| E(p,l,0) E(p,l,1) E(p,l,2) E(p,l,3) |
| return 0; |
| } |
