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From 8beb9e571ca6fb38d5f784bedd581398fb3da06f Mon Sep 17 00:00:00 2001
From: Rosen Penev <rosenp@gmail.com>
Date: Mon, 6 Apr 2020 17:38:59 -0700
Subject: [PATCH] avfilter/vf_drawtext: only test available exceptions
soft float systems do not define these macros under musl.
Fixes: Ticket7102
Signed-off-by: Rosen Penev <rosenp@gmail.com>
---
libavfilter/vf_drawtext.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/libavfilter/vf_drawtext.c b/libavfilter/vf_drawtext.c
index 887a686d16d..abe1ca6c35c 100644
--- a/libavfilter/vf_drawtext.c
+++ b/libavfilter/vf_drawtext.c
@@ -1083,10 +1083,12 @@ static int func_eval_expr_int_format(AVFilterContext *ctx, AVBPrint *bp,
feclearexcept(FE_ALL_EXCEPT);
intval = res;
+#if defined(FE_INVALID) && defined(FE_OVERFLOW) && defined(FE_UNDERFLOW)
if ((ret = fetestexcept(FE_INVALID|FE_OVERFLOW|FE_UNDERFLOW))) {
av_log(ctx, AV_LOG_ERROR, "Conversion of floating-point result to int failed. Control register: 0x%08x. Conversion result: %d\n", ret, intval);
return AVERROR(EINVAL);
}
+#endif
if (argc == 3)
av_strlcatf(fmt_str, sizeof(fmt_str), "0%u", positions);