build: fix __builtin_expect detection for clang #145

pull theuni wants to merge 1 commits into bitcoin-core:master from theuni:clang-expect changing 1 files +5 −1

theuni commented at 12:08 AM on December 9, 2014: contributor

Using AC_CHECK_DECL, the generated test tries to cast the function to void. Clang doesn't allow that for builtins.
jgarzik commented at 12:09 AM on December 9, 2014: none

ut ACK
sipa commented at 12:32 AM on December 9, 2014: contributor

ACK if Travis happy.
sipa commented at 1:35 AM on December 9, 2014: contributor

Rebase, so this gets tested on top of #144?
theuni force-pushed on Dec 9, 2014

build: fix __builtin_expect detection for clang

Using AC_CHECK_DECL, the generated test tries to cast the function to void.
Clang doesn't allow that for builtins.

1f46b006b7

Contributors