qemu: fix build for soft float targets
Soft float targets do no define the FE_... rounding constants thus do not try to fesetround() in case the constants are not defined.
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@ -0,0 +1,39 @@
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Source: @pullmoll
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Upstream: no
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Reason: Target architectures with soft float do not define these constants.
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--- tests/fp/fp-bench.c 2020-12-08 17:59:44.000000000 +0100
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+++ tests/fp/fp-bench.c 2020-12-12 20:38:40.702235420 +0100
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@@ -485,16 +485,32 @@
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switch (rounding) {
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case ROUND_EVEN:
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+#if defined(FE_TONEAREST)
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rhost = FE_TONEAREST;
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+#else
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+ return;
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+#endif
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break;
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case ROUND_ZERO:
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+#if defined(FE_TOWARDZERO)
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rhost = FE_TOWARDZERO;
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+#else
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+ return;
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+#endif
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break;
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case ROUND_DOWN:
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+#if defined(FE_DOWNWARD)
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rhost = FE_DOWNWARD;
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+#else
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+ return;
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+#endif
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break;
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case ROUND_UP:
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+#if defined(FE_UPWARD)
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rhost = FE_UPWARD;
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+#else
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+ return;
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+#endif
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break;
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case ROUND_TIEAWAY:
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die_host_rounding(rounding);
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