Fix RTL FE issue with premature return
Commit Message
This fixes an issue discovered by -Wunreachable-code-return
Bootstrap / regtest pending on x86_64-unknown-linux-gnu, OK?
2021-11-29 Richard Biener <rguenther@suse.de>
* read-rtl-function.c (function_reader::read_rtx_operand):
Return only after resetting m_in_call_function_usage.
---
gcc/read-rtl-function.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
Comments
On 11/29/2021 4:26 AM, Richard Biener via Gcc-patches wrote:
> This fixes an issue discovered by -Wunreachable-code-return
>
> Bootstrap / regtest pending on x86_64-unknown-linux-gnu, OK?
>
> 2021-11-29 Richard Biener <rguenther@suse.de>
>
> * read-rtl-function.c (function_reader::read_rtx_operand):
> Return only after resetting m_in_call_function_usage.
OK.
jeff
@@ -886,8 +886,9 @@ function_reader::read_rtx_operand (rtx x, int idx)
if (idx == 7 && CALL_P (x))
{
m_in_call_function_usage = true;
- return rtx_reader::read_rtx_operand (x, idx);
+ rtx tem = rtx_reader::read_rtx_operand (x, idx);
m_in_call_function_usage = false;
+ return tem;
}
else
return rtx_reader::read_rtx_operand (x, idx);