https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84077
--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Removing the 4 __builtin_expect uses doesn't help either though. --- dcp.ii 2018-02-09 21:21:16.675015748 +0100 +++ dcp.ii 2018-02-09 21:38:18.795348083 +0100 @@ -284532,7 +284532,7 @@ void wavelet_level<T>::AnalysisFilterSub for(int i = 0; i < srcwidth; i += 2) { float lo = 0.f, hi = 0.f; - if (__builtin_expect (!!(i > skip * taps && i < srcwidth - skip * taps), 1)) { + if (!!(i > skip * taps && i < srcwidth - skip * taps)) { for (int j = 0, l = -skip * offset; j < taps; j++, l += skip) { float src = srcbuffer[i - l]; lo += filterLo[j] * src; @@ -284555,7 +284555,7 @@ template<typename T> void wavelet_level< const int taps, const int offset, const int width, const int height, const int row) { # 416 "/var/tmp/rawtherapee/rtengine/cplx_wavelet_level.h" - if (__builtin_expect (!!(row > skip * taps && row < height - skip * taps), 1)) { + if (!!(row > skip * taps && row < height - skip * taps)) { for (int k = 0; k < width; k++) { float lo = 0.f, hi = 0.f; @@ -284663,7 +284663,7 @@ template<typename T> void wavelet_level< int begin = (i + shift) % 2; - if (__builtin_expect (!!(i > skip * taps && i < (dstheight - skip * taps)), 1)) { + if (!!(i > skip * taps && i < (dstheight - skip * taps))) { for (int k = 0; k < width; k++) { float tot = 0.f; @@ -286419,7 +286419,7 @@ void DCPProfile::apply( float s; float v; - if (__builtin_expect (!!(Color::rgb2hsvdcp(newr, newg, newb, h , s, v)), 1)) { + if (!!(Color::rgb2hsvdcp(newr, newg, newb, h , s, v))) { hsdApply(delta_info, delta_base, h, s, v);