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Add NVTX variant #1077

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Add NVTX variant #1077

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44f97c2
Add NVTX variant
stelliom Mar 24, 2026
106432a
Fixed NVTX variant
stelliom Mar 25, 2026
66e6dc2
Small fix
stelliom Mar 25, 2026
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13 changes: 13 additions & 0 deletions repos/c2sm/packages/icon/package.py
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Original file line number Diff line number Diff line change
Expand Up @@ -158,6 +158,9 @@ class Icon(SpackIcon):
description="Create a Fortran compile group: GROUP;files;flag \nNote: flag can only be one single value, i.e. -O1",
)

variant("nvtx", default=False, description="Enable NVTX for profiling")
requires("%nvhpc", when="+nvtx") # NVTX is only supported for nvhpc

# verbosity
variant(
"silent-rules",
Expand Down Expand Up @@ -234,6 +237,16 @@ def configure_args(self):
if "+sct" in self.spec:
libs += self.spec["hdf5"].libs

if "+nvtx" in self.spec:
for i, arg in enumerate(args):
if "FCFLAGS" in arg:
args[i] += " -D_USE_NVTX"
break
else:
flags["FCFLAGS"].append("-D_USE_NVTX")

libs += LibraryList(["nvhpcwrapnvtx"])

fcgroup = self.spec.variants["fcgroup"].value
# ('none',) is the values spack assign if fcgroup is not set
if fcgroup != ("none",):
Expand Down
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