| /* This caused an ICE during register spilling when targeting thumb. |
| There are 8 registers available for arithmetic operations (r0-r7) |
| r7 is the frame pointer, and r0-r3 are used to pass arguments. |
| Combine was extending the lives of the arguments (in r0-r3) up until the |
| call to z. This leaves only 3 regs free which isn't enough to preform the |
| doubleword addition. */ |
| /* { dg-do compile } */ |
| /* { dg-options "-O2 -fno-omit-frame-pointer" } */ |
| void z(int); |
| int foo(int a, int b, int c, int d, long long *q) |
| { |
| *q=*q+1; |
| z (a+b+c+d); |
| } |
| |