https://gcc.gnu.org/g:6f4592ae95eed53dc3a370f98c04a8f25f007811
commit r15-7123-g6f4592ae95eed53dc3a370f98c04a8f25f007811 Author: Georg-Johann Lay <a...@gjlay.de> Date: Wed Jan 22 12:02:16 2025 +0100 AVR: Add test cases for PR118591. gcc/testsuite/ PR rtl-optimization/118591 * gcc.target/avr/torture/pr118591-1.c: New test. * gcc.target/avr/torture/pr118591-2.c: New test. Diff: --- gcc/testsuite/gcc.target/avr/torture/pr118591-1.c | 22 ++++++++++++++++++++++ gcc/testsuite/gcc.target/avr/torture/pr118591-2.c | 21 +++++++++++++++++++++ 2 files changed, 43 insertions(+) diff --git a/gcc/testsuite/gcc.target/avr/torture/pr118591-1.c b/gcc/testsuite/gcc.target/avr/torture/pr118591-1.c new file mode 100644 index 000000000000..814f0410a7fb --- /dev/null +++ b/gcc/testsuite/gcc.target/avr/torture/pr118591-1.c @@ -0,0 +1,22 @@ +/* { dg-do run { target { ! avr_tiny } } } */ +/* { dg-additional-options "-std=c99 -mlra" } */ + +__attribute__((noipa)) +void func2 (long long a1, long long a2, long b) +{ + static unsigned char count = 0; + if (b != count++) + __builtin_abort (); +} + +int main (void) +{ + for (long b = 0; b < 5; ++b) + { + __asm ("" ::: "r5", "r9", "r24", "r20", "r16", "r12", "r30"); + + func2 (0, 0, b); + } + + return 0; +} diff --git a/gcc/testsuite/gcc.target/avr/torture/pr118591-2.c b/gcc/testsuite/gcc.target/avr/torture/pr118591-2.c new file mode 100644 index 000000000000..83d360600882 --- /dev/null +++ b/gcc/testsuite/gcc.target/avr/torture/pr118591-2.c @@ -0,0 +1,21 @@ +/* Test case failed on avrtiny. */ +/* { dg-do run } */ +/* { dg-additional-options "-std=c99 -mlra" } */ + +__attribute__((noipa)) +void func2 (long a, long b) +{ + static unsigned char count = 0; + if (b != count++) + __builtin_abort (); +} + +int main (void) +{ + for (long b = 0; b < 5; ++b) + { + func2 (0, b); + } + + return 0; +}