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build: tms470: work around glibc math.h problems
The glibc definitions of INFINITY and NAN do not work with the tms470 compiler, nor do our usual fallbacks. Signed-off-by: Mans Rullgard <mans@mansr.com>
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compat/tms470/math.h
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7
compat/tms470/math.h
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@ -0,0 +1,7 @@
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#include_next <math.h>
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#undef INFINITY
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#undef NAN
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#define INFINITY (*(const float*)((const unsigned []){ 0x7f800000 }))
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#define NAN (*(const float*)((const unsigned []){ 0x7fc00000 }))
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configure
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configure
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@ -2911,6 +2911,7 @@ test -n "$libc_type" && enable $libc_type
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# hacks for compiler/libc/os combinations
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if enabled_all tms470 glibc; then
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CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
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add_cppflags -D__USER_LABEL_PREFIX__=
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add_cppflags -D__builtin_memset=memset
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add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
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