[ros-dev] Build Error

[Hyperion]

James Tabor wrote:

> halmp: [CC] mpsirql.c
> {standard input}: Assembler messages:
> {standard input}:2378: Error: bad register name `%sil'
> make[1]: *** [mpsirql.o] Error 1 


fixed, but I cannot login to SVN to commit it ;-( (Casper, please, reset
my password). Here's the patch:

Index: halx86/include/hal.h
===================================================================
--- halx86/include/hal.h        (revision 15547)
+++ halx86/include/hal.h        (working copy)
@@ -419,7 +419,7 @@
static inline BYTE Ki386ReadFsByte(ULONG offset)
{
    BYTE b;
-   __asm__ __volatile__("movb %%fs:(%1),%0":"=r" (b):"r" (offset));
+   __asm__ __volatile__("movb %%fs:(%1),%0":"=q" (b):"r" (offset));
    return b;
}

and here's the bug (where I also found the workaround):

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=10153