Merge pull request #4242 from XiWeiGu/loongarch64_dtrsm #468

Job	Run time
build (ubuntu-latest, gfortran, cmake)	13m 16s
build (ubuntu-latest, gfortran, make)	7m 44s
build (ubuntu-latest, flang, cmake)	13m 23s
build (ubuntu-latest, flang, make)	6m 23s
build (macos-latest, gfortran, cmake)	1h 21m 48s
build (macos-latest, gfortran, make)	39m 26s
cross_build (mips64el, mips64el-linux-gnuabi64, DYNAMIC_ARCH=1 TARGET=GENERIC)	5m 6s
cross_build (riscv64, riscv64-linux-gnu, TARGET=RISCV64_GENERIC)	3m 29s
msys2 (MINGW64, int32, Release)	57m 21s
msys2 (MINGW64, int64, Release)	44m 10s
cross_build (mipsel, mipsel-linux-gnu, TARGET=MIPS1004K)	6m 31s
msys2 (MINGW32, int32, Release)	1h 12m 11s
cross_build (alpha, alpha-linux-gnu, TARGET=EV4)	3m 34s
msys2 (CLANG64, int32, Release)	23m 3s
msys2 (CLANG64, int64, Release)	50m 28s
msys2 (CLANG32, int32, Release)	21m 20s
msys2 (MINGW64, int32, None, mingw-w64-x86_64, fc)	43m 29s
	8h 12m 42s

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