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20 TechQA 2024-03-30T21:47:04.273000Vector by Scalar Division with -ffast-math
30 views
Asked by bockyboh
C++ Eigen::inverse function renders totally wrong array with ffast-math option
141 views
Asked by Sean Xia
Which specific optimization flag causes libm functions to be treated as pure?
80 views
Asked by loonatick
How can I find math operations that would be optimized by `-ffast-math`?
177 views
Asked by Aaron Franke
Why can't the Rust compiler auto-vectorize this FP dot product implementation?
364 views
Asked by Unlikus
Weird LTO behavior with -ffast-math
145 views
Asked by Liu Wei
C++ gcc does associative-math flag disable float NAN values?
212 views
Asked by Huy Le
Why does -fno-signed-zeros have an effect on vectorization for minimum search?
159 views
Asked by geza
Is there a way to tell the compiler to compile with "fast-math" or something similar in C#?
240 views
Asked by Petrusion
Where is the source of imprecise calculation in the assembler code of gcc -Ofast compared with -O3?
237 views
Asked by Hartmut Pfitzinger
Can this piece of code be modified such that it works with fast-math enabled?
123 views
Asked by Martin
__host__ __device__ functions calling overloaded functions
468 views
Asked by tommsch
Can I determine at compile time whether --use_fast_math was set?
1.1k views
Asked by einpoklum
Optimal implementation of iterative Kahan summation
1.9k views
Asked by AudioBubble
Does GCC's ffast-math have consistency guarantees across platforms or compiler versions?
401 views
Asked by spraff
Do denormal flags like Denormals-Are-Zero (DAZ) affect comparisons for equality?
724 views
Asked by Zachary Burns
Strict aliasing, -ffast-math and SSE
2.3k views
Asked by Timmmm