Commit
adebad0 "arm: intreadwrite: fix inline asm constraints for gcc
4.6 and later" caused some older gcc versions to miscompile code.
This reverts to the old version of the code for these compilers.
Signed-off-by: Mans Rullgard <mans@mansr.com>
{
const uint8_t *q = p;
unsigned v;
-#ifdef __thumb__
+#if !AV_GCC_VERSION_AT_LEAST(4,6)
+ __asm__ ("ldrh %0, %1" : "=r"(v) : "m"(*(const uint16_t *)q));
+#elif defined __thumb__
__asm__ ("ldrh %0, %1" : "=r"(v) : "m"(q[0]), "m"(q[1]));
#else
__asm__ ("ldrh %0, %1" : "=r"(v) : "Uq"(q[0]), "m"(q[1]));